Meetings continued on Tuesday and Wednesday on various items including 23cm, Radar Sounders and Space weather. Chairing the long and...
Space Weather
WRC-23 finished its first week with all current agenda items underway and an early discussion on new ones for WRC27/31....
WRC23 Day-2 saw the conference structure launch working groups and subgroups, as individual agenda items got underway and documents introduced....
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 2306 UTC 16 NOVEMBER 2023 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE."Two recent CMEs...
"GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 2333 UTC on 02 NOVEMBER 2023 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A possible...
Solar eclipses can have a noticeable impact on the structure and dynamics of Earth's upper atmosphere—the ionosphere. This is primarily...
At 0046 UTC on September 8, the Australian Space Weather Forecasting Centre issued this alert: "A solar filament erupted from...
First, this alert from Australia. "ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0706UTC/31 AUGUST 2023 BY THE AUSTRALIAN SPACE WEATHER FORECASTING...
A long duration M1.2 solar flare took place around departing sunspot region 3413 yesterday which peaked around 03:52 UTC. This...
Two new sunspot groups appeared on August 3, three more on August 7, and another on August 9. But solar...
The Australian Space Weather Forecasting Centre issued a geomagnetic disturbance warning at 0233 UTC on August 3. "Two recent coronal...
Solar protons reached the moderate S2 threshold today for the second time this solar cycle. Moderate S2 solar radiation storms...
Welcome to July! A month where both our American and French friends celebrate very important holidays with lots of celebrations...
The average daily sunspot number for June, 2023 was the highest in 21 years, according to Spaceweather.com. From a July...
Sunspot region 3354 departs with a major X1.0 solar flare (R3-strong) yesterday at 23:14 UTC as it approaches the west...
That was unexpected! Incoming sunspot region 3341 produced an X1.1 solar flare (R3-strong) that peaked yesterday at 17:09 UTC. It...
Solar activity was up this week, with the average daily sunspot number increasing from 133.7 to 139, and average daily...
The Sun currently has an equal number of spots in both its Northern and Southern hemispheres. The Solar Flux Index...
There as been a lot of M-class flare activity the past few days coming from sunspot region 3311 including an...
This reporting week, May 11-17, average daily sunspot number was nearly the same as last week, 118.6 compared to 119.3,...
We saw a modest increase in solar activity in this reporting week, May 4-10. Average daily sunspot numbers nudged up...
In this edition: * Call for Nominations – 2023 AMSAT Board of Directors Election * Dr. Nathaniel Frissell, W2NAF, is...
We have had some stormy space weather these first few days of May! Perhaps not stormy in the sense of...
As you might have noticed... there has been a lot of M-class activity the past few days. Unfortunately the M3.9...
The coronal mass ejection from the M1.7 solar flare that took place two days ago has arrived at the DSCOVR...
